218138412

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{256031}}^1$

素因数の和:256109

約数の個数: 24

約数和(自身を含む): 516160512

約数和(自身を除く): 298022100

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 256031, 512062, 768093, 1024124, 1536186, 3072372, 18178201, 36356402, 54534603, 72712804, 109069206, 218138412]

約数ペア:

[(1, 218138412), (2, 109069206), (3, 72712804), (4, 54534603), (6, 36356402), (12, 18178201), (71, 3072372), (142, 1536186), (213, 1024124), (284, 768093), (426, 512062), (852, 256031)]